CY7C0241(1999) Ver la hoja de datos (PDF) - Cypress Semiconductor

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Fabricante

CY7C0241
(Rev.:1999)

4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with Sem, Int, Busy

Cypress Semiconductor 

Pin Configurations (continued)

100-Pin TQFP

Top View

CY7C024/0241

CY7C025/0251

NC

NC

I/O8L

I/O17L

I/O11L

I/O12L

I/O13L

I/O14L

GND

I/O15L

I/O16L

VCC

GND

I/O0R

I/O1R

I/O2R

VCC

I/O3R

I/O4R

I/O5R

I/O6R

I/O8R

I/O17R

NC

NC

100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76

75

1

74

2

73

3

72

4

71

5

70

6

69

7

68

8

67

9

66

10

65

11

CY7C0241/0251

64

12

63

13

62

14

61

15

60

16

59

17

58

18

57

19

56

20

55

21

54

22

53

23

52

24

51

25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

NC

NC

NC

NC

A5L

A4L

A3L

A2L

A1L

A0L

INTL

BUSYL

GND

M/S

BUSYR

INTR

A0R

A1R

A2R

A3R

A4R

NC

NC

NC

NC

7C024–3

Pin Definitions

Left Port

CEL

R/WL

OEL

A0L–A11/12L

I/O0L–I/O15/17L

SEML

UBL

LBL

INTL

BUSYL

M/S

VCC

GND

Right Port

CER

R/WR

OER

A0R–A11/12R

I/O0R–I/O15/17R

SEMR

UBR

LBR

INTR

BUSYR

Chip Enable

Read/Write Enable

Output Enable

Address

Data Bus Input/Output

Semaphore Enable

Upper Byte Select

Lower Byte Select

Interrupt Flag

Busy Flag

Master or Slave Select

Power

Ground

Description

4

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